Protection of vineyards from disease
Obtaining high stable yields grapes of good quality based on a set of organizational-economic, environmental, biological, chemical and agricultural means of destruction and limit the number of pests.
The effectiveness of the protection of vineyards depends on reliable long-term and short-term forecasts of occurrence, distribution and development of the most dangerous pests, pathogens.
In areas of own-rooted culture of grapes introduction of grafted vineyard culture led to a radical change in the security system. A culture ensures longevity vines and high yields in a phylloxera infestation. The method of grafting European varieties on American rootstock vine is a biological way to control phylloxera. However, the uncontrolled importation of grafted seedlings led to a proliferation of bacterial canker, black spot, necrosis, etc.
At the present time are widely agrotechnical and biological methods to protect vineyards. Tab of new vineyards was carried out using high-quality grafted seedlings of varieties resistant to mildew. Against mite use of predatory mites metaseyulyus. Good results in the fight against drugs bunch tortrix show bitoksibatsillin, dendrobatsillin, ampelomitsin. The use of scientifically based systems for fertilizer, soil treatment, care for the bush are mandatory measures to combat pests and disease.
At wide- vineyards increased stability of bushes to diseases and pests, creating favorable conditions for successful prevention.
The chemical method of protecting vineyards provides a rational selection of drugs, to determine the optimal timing of treatment, depending on the pest densities or intensity of the disease. A set of products should correspond to the "List of chemical and biological means of pest control, plant diseases and weeds allowed to use ».....
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